CN112412606A - Engine water temperature rapid lifting system and operation method thereof - Google Patents
Engine water temperature rapid lifting system and operation method thereof Download PDFInfo
- Publication number
- CN112412606A CN112412606A CN202011222893.6A CN202011222893A CN112412606A CN 112412606 A CN112412606 A CN 112412606A CN 202011222893 A CN202011222893 A CN 202011222893A CN 112412606 A CN112412606 A CN 112412606A
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- Prior art keywords
- engine
- water
- temperature
- pipeline
- thermostat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
- F01P2003/021—Cooling cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2037/00—Controlling
- F01P2037/02—Controlling starting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2060/00—Cooling circuits using auxiliaries
- F01P2060/04—Lubricant cooler
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Abstract
The utility model provides a quick lift system of engine temperature, includes water pump, engine cylinder, thermostat, and the export of water pump communicates with each other with the coolant liquid import of engine cylinder, and the coolant liquid export of engine cylinder communicates with each other with the import of thermostat, and the export of thermostat communicates with each other with the import of water pump through the cooling line, is provided with the solenoid valve subassembly of control pipeline break-make on the cooling line, and the communication end of solenoid valve subassembly is connected with the controller, and the operation method of this system is: after the vehicle is cold started, if the water temperature of the engine is lower than 60 ℃, the controller controls the electromagnetic valve assembly to disconnect the cooling pipeline, and when the water temperature of the engine rises to 60 ℃, the controller controls the electromagnetic valve assembly to communicate the cooling pipeline. The design can quickly raise the water temperature of the engine after cold start, and is beneficial to improving the fuel economy of a vehicle and reducing the mechanical abrasion of the engine.
Description
Technical Field
The invention belongs to the field of engine thermal management, and particularly relates to a system for quickly raising water temperature of an engine and an operation method thereof.
Background
At present, the water temperature of the vehicle engine is mostly controlled by a thermostat, and the engine is in small circulation (cooling water does not pass through a radiator of the whole vehicle) when the temperature is less than 83 ℃; and when the temperature is more than or equal to 83 ℃, the engine performs large circulation (cooling water passes through a radiator of the whole vehicle). The fuel economy of the engine is greatly related to the working water temperature of the engine, and 90-95 ℃ is the ideal working water temperature of the engine, so that the good fuel economy is brought to the engine when the engine works at the water temperature. However, in the northern part of China, under the condition that the environmental temperature is minus 20 ℃ in winter, the water temperature of the engine rises very slowly after the vehicle is started in a cold mode, so that the fuel consumption rate is increased easily, the abrasion of the engine is aggravated, and the service life of the engine is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide a system capable of quickly raising the water temperature of an engine and an operation method thereof.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a quick water temperature lifting system for an engine comprises a water pump, an engine cylinder and a thermostat, wherein an outlet of the water pump is communicated with a cooling liquid inlet of the engine cylinder, and a cooling liquid outlet of the engine cylinder is communicated with an inlet of the thermostat;
the outlet of the thermostat is communicated with the inlet of the water pump through a cooling pipeline, an electromagnetic valve assembly for controlling the on-off of the pipeline is arranged on the cooling pipeline, and the communication end of the electromagnetic valve assembly is connected with the controller.
The cooling pipeline includes first pipeline, second pipeline, the solenoid valve subassembly includes inlet tube, outlet pipe, solenoid valve, actuating mechanism, the one end of inlet tube and the one end fixed connection of outlet pipe, the other end of inlet tube communicates with each other through the export of first pipeline with the thermostat, the other end of outlet pipe communicates with each other through the import of second pipeline with the water pump, the air inlet and exhaust mouth of solenoid valve communicates with each other through vacuum hose and actuating mechanism's air inlet and exhaust mouth, actuating mechanism's valve end extends to the inside of outlet pipe.
Actuating mechanism includes interconnect's actuating cylinder and base, the inside of base is provided with pull rod, crank, pivot, but actuating cylinder's inside is provided with axial motion's baffle, the baffle becomes the first cavity and the second cavity that do not communicate each other with actuating cylinder's inside partition, but set up the interface of intercommunication vacuum hose and first cavity on the actuating cylinder, the one end of pull rod insert behind the second cavity with baffle fixed connection, the other end of pull rod passes through crank and pivot fixed connection, the both ends of pivot and the inner wall joint of outlet pipe, the middle part of pivot is connected with the valve block.
The crank is of an L-shaped structure and comprises a connecting rod section and a connecting plate section, two ends of the connecting rod section are fixedly connected with the rotating shaft and one end of the connecting plate section respectively, and the other end of the connecting plate section is connected with the end part of the pull rod through a pin shaft.
The middle part of the rotating shaft is provided with a lightening hole.
The water inlet pipe is fixedly connected with the water outlet pipe through a base arranged around the outer circumference of one end of the water inlet pipe.
The base is provided with a plurality of bosses fixedly connected with the engine support.
Reinforcing ribs are arranged between the outer walls of the lug boss and the water inlet pipe and between the lateral part of the lug boss and the base.
The system also comprises an engine oil cooler and an EGR cooler, wherein the cooling liquid inlets of the engine oil cooler and the EGR cooler are communicated with the water pump, and the cooling liquid outlets of the engine oil cooler and the EGR cooler are communicated with the inlet of the thermostat.
An operation method of a system for quickly raising the water temperature of an engine specifically comprises the following steps: after the vehicle is cold started, if the water temperature of the engine is lower than 60 ℃, the controller controls the electromagnetic valve assembly to disconnect the cooling pipeline, and when the water temperature of the engine rises to 60 ℃, the controller controls the electromagnetic valve assembly to communicate the cooling pipeline.
Compared with the prior art, the invention has the beneficial effects that:
1. the outlet of the thermostat in the engine water temperature quick-lifting system is communicated with the inlet of the water pump through the cooling pipeline, the cooling pipeline is provided with the electromagnetic valve assembly for controlling the on-off of the pipeline, the communication end of the electromagnetic valve assembly is connected with the controller, after a vehicle is in cold start, if the water temperature of the engine is lower than 60 ℃, the controller can control the electromagnetic valve assembly to disconnect the cooling pipeline, and when the water temperature of the engine rises to 60 ℃, the controller can control the electromagnetic valve assembly to be communicated with the cooling pipeline. Therefore, the invention can quickly raise the water temperature of the engine after cold start.
2. The invention relates to an actuating mechanism in an engine water temperature rapid lifting system, which comprises an actuating cylinder and a base which are connected with each other, wherein a pull rod, a crank and a rotating shaft are arranged inside the base, a clapboard which can move axially is arranged inside the actuating cylinder, the clapboard divides the inside of the actuating cylinder into a first cavity and a second cavity, a connector which is communicated with a vacuum hose and the first cavity is arranged on the actuating cylinder, one end of the pull rod is fixedly connected with the clapboard after being inserted into the second cavity, the other end of the pull rod is fixedly connected with the rotating shaft through the crank, two ends of the rotating shaft are clamped with the inner wall of a water outlet pipe, a valve block is connected in the middle of the rotating shaft, when an electromagnetic valve works, the vacuum hose is used for sucking vacuum operation to the first cavity, the clapboard drives the pull rod to move axially, the crank rotates along with the axial movement of, the structure has stable and reliable performance and low cost. Therefore, the invention has stable and reliable performance and low cost.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the solenoid valve assembly of fig. 1.
Fig. 3 is a schematic structural diagram of the actuator in fig. 2.
Fig. 4 is a schematic structural view of the water inlet pipe in fig. 2.
In the figure, a water pump 1, an engine cylinder 2, a thermostat 3, a cooling pipeline 4, a first pipeline 41, a second pipeline 42, a solenoid valve assembly 5, a water inlet pipe 51, a water outlet pipe 52, a solenoid valve 53, an actuating mechanism 54, an actuating cylinder 541, a first cavity 5411, a second cavity 5412, a base 542, a pull rod 543, a crank 544, a connecting rod section 5441, a connecting plate section 5442, a rotating shaft 545, a weight reduction hole 5451, a partition 546, an interface 547, a valve plate 548, a vacuum hose 55, a base 56, a boss 561, a reinforcing rib 562, an engine oil cooler 6 and an EGR cooler 7.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1-4, the system for quickly raising the water temperature of the engine comprises a water pump 1, an engine cylinder 2 and a thermostat 3, wherein an outlet of the water pump 1 is communicated with a cooling liquid inlet of the engine cylinder 2, and a cooling liquid outlet of the engine cylinder 2 is communicated with an inlet of the thermostat 3;
the outlet of the thermostat 3 is communicated with the inlet of the water pump 1 through a cooling pipeline 4, an electromagnetic valve assembly 5 for controlling the on-off of the pipeline is arranged on the cooling pipeline 4, and the communication end of the electromagnetic valve assembly 5 is connected with the controller.
The cooling pipeline 4 comprises a first pipeline 41 and a second pipeline 42, the solenoid valve assembly 5 comprises a water inlet pipe 51, a water outlet pipe 52, a solenoid valve 53 and an actuating mechanism 54, one end of the water inlet pipe 51 is fixedly connected with one end of the water outlet pipe 52, the other end of the water inlet pipe 51 is communicated with an outlet of the thermostat 3 through the first pipeline 41, the other end of the water outlet pipe 52 is communicated with an inlet of the water pump 1 through the second pipeline 42, an air inlet and outlet of the solenoid valve 53 is communicated with an air inlet and outlet of the actuating mechanism 54 through a vacuum hose 55, and a valve end of the actuating mechanism 54 extends to the inside of the water outlet pipe 52.
The actuating mechanism 54 comprises an actuating cylinder 541 and a base 542 which are connected with each other, a pull rod 543, a crank 544 and a rotating shaft 545 are arranged inside the base 542, a partition 546 which can move axially is arranged inside the actuating cylinder 541, the partition 546 divides the inside of the actuating cylinder 541 into a first cavity 5411 and a second cavity 5412 which are not communicated with each other, a port 547 which is communicated with the vacuum hose 55 and the first cavity 5411 is arranged on the actuating cylinder 541, one end of the pull rod 543 is inserted into the second cavity 5412 and then fixedly connected with the partition 546, the other end of the pull rod 543 is fixedly connected with the rotating shaft 545 through the crank 544, two ends of the rotating shaft 545 are clamped with the inner wall of the water outlet pipe 52, and the middle part of the rotating shaft 545 is connected with a valve plate 548.
The crank 544 is of an L-shaped structure, and includes a connecting rod section 5441 and a connecting plate section 5442, two ends of the connecting rod section 5441 are respectively fixedly connected to one end of the rotating shaft 545 and one end of the connecting plate section 5442, and the other end of the connecting plate section 5442 is connected to an end of the pull rod 543 through a pin.
The middle of the rotating shaft 545 is provided with a lightening hole 5451.
The water inlet pipe 51 is fixedly connected with the water outlet pipe 52 through a base 56 disposed around an outer circumference of one end thereof.
The base 56 is provided with a plurality of bosses 561 fixedly connected with the engine bracket.
Reinforcing ribs 562 are arranged between the boss 561 and the outer wall of the water inlet pipe 51 and between the side part of the boss 561 and the base 56.
The system also comprises an engine oil cooler 6 and an EGR cooler 7, wherein the cooling liquid inlets of the engine oil cooler 6 and the EGR cooler 7 are communicated with the water pump 1, and the cooling liquid outlets of the engine oil cooler 6 and the EGR cooler 7 are communicated with the inlet of the thermostat 3.
An operation method of a system for quickly raising the water temperature of an engine specifically comprises the following steps: after the vehicle is cold started, if the water temperature of the engine is lower than 60 ℃, the controller controls the electromagnetic valve assembly 5 to disconnect the cooling pipeline 4, and when the water temperature of the engine rises to 60 ℃, the controller controls the electromagnetic valve assembly 5 to communicate with the cooling pipeline 4.
The principle of the invention is illustrated as follows:
the invention provides a system for quickly raising water temperature of an engine, which controls whether to carry out small circulation or not after the engine is cold started by arranging a solenoid valve assembly 5 on a small circulation pipeline of the engine, and when the temperature is lower than 60 ℃, the solenoid valve assembly 5 blocks the small circulation of the engine, so that the water temperature in the engine is quickly raised, and the system is favorable for improving the fuel economy of a vehicle and reducing the mechanical abrasion of the engine.
The reinforcing ribs 562 are arranged between the boss 561 and the outer wall of the water inlet pipe 51 and between the side part of the boss 561 and the base 56, so that the boss 561 can be reinforced, and the boss 561 is prevented from being broken in the automobile running process.
Example 1:
referring to fig. 1-3, an engine water temperature rapid-lifting system comprises a water pump 1, an engine cylinder 2, a thermostat 3, an engine oil cooler 6 and an EGR cooler 7, wherein an outlet of the water pump 1 is communicated with cooling liquid inlets of the engine cylinder 2, the engine oil cooler 6 and the EGR cooler 7, cooling liquid outlets of the engine cylinder 2, the engine oil cooler 6 and the EGR cooler 7 are communicated with an inlet of the thermostat 3, an outlet of the thermostat 3 is communicated with an inlet of the water pump 1 through a cooling pipeline 4, the cooling pipeline 4 comprises a first pipeline 41 and a second pipeline 42, a solenoid valve assembly 5 with a communication end connected with a controller is arranged at a joint of the first pipeline 41 and the second pipeline 42, the solenoid valve assembly 5 comprises a water inlet pipe 51, a water outlet pipe 52, a solenoid valve 53, an actuating mechanism 54 and a vacuum hose 55, one end of the water inlet pipe 51 is fixedly connected with one end of the water outlet pipe 52 through a base 56 arranged around the outer circumference thereof, the other end of the water inlet pipe 51 is communicated with an outlet of the thermostat 3 through a first pipeline 41, the other end of the water outlet pipe 52 is communicated with an inlet of the water pump 1 through a second pipeline 42, the actuator 54 comprises an actuating cylinder 541 and a base 542 which are connected with each other, a pull rod 543, a crank 544 and a rotating shaft 545 are arranged inside the base 542, a partition 546 capable of moving axially is arranged inside the actuating cylinder 541, the partition 546 divides the inside of the actuating cylinder 541 into a first cavity 5411 and a second cavity 5412 which are not communicated with each other, a connector 547 is arranged on the actuating cylinder 541, two ends of the connector 547 are respectively communicated with one end of a vacuum hose 55 and the first cavity 5411, the other end of the vacuum hose 55 is communicated with an air inlet and outlet of an electromagnetic valve 53, the crank is of an L-shaped structure and comprises a connecting rod section 5441 and a connecting plate section 5442, one end of the pull rod 543 is fixedly connected with the partition 546 after being inserted into the second cavity 5412, the other end of the pull rod 543 is connected with one end of the connecting plate 5442 through a pin, the other end of the connecting plate 5442 is fixedly connected with one end of a rotating shaft 545 through the connecting rod 5441, the rotating shaft 545 is located inside the water inlet end of the water outlet pipe 52, two ends of the rotating shaft 545 are clamped with the inner wall of the water outlet pipe 52, the middle of the rotating shaft 545 is connected with a valve plate 548, and the rotating shaft 545 is provided with a weight reduction hole 5451.
The operation method of the engine water temperature rapid lifting system comprises the following steps: after the vehicle is cold started, if the water temperature of the engine is lower than 60 ℃, the electromagnetic valve 53 performs vacuum pumping operation on the first cavity 5411 through the vacuum hose 55, in the process, the partition 546 drives the pull rod 543 to move upwards, the crank 544 rotates along with the movement of the pull rod 543, and the rotating shaft 545 and the valve plate 548 are driven to rotate, so that the cooling pipeline 4 is blocked; when the temperature of the engine water rises to 60 ℃, the electromagnetic valve 53 performs a vacuum suction operation to the first cavity 5411 through the vacuum hose 55, in the process, the partition 546 drives the pull rod 543 to move downward, the crank 544 rotates in the opposite direction along with the movement of the pull rod 543, and drives the rotating shaft 545 and the valve plate 548 to rotate in the opposite direction, so that the cooling pipeline 4 is communicated.
Example 2:
the structure is the same as that of the embodiment 1, except that:
referring to fig. 4, the base 56 is provided with a plurality of bosses 561 fixedly connected to the engine bracket, and reinforcing ribs 562 are provided between the bosses 561 and the outer wall of the water inlet pipe 51 and between the side portions of the bosses 561 and the base 56.
Claims (10)
1. The utility model provides a quick lift system of engine water temperature, includes water pump (1), engine cylinder (2), thermostat (3), the export of water pump (1) communicates with each other with the coolant liquid import of engine cylinder (2), and the coolant liquid export of engine cylinder (2) communicates with each other with the import of thermostat (3), its characterized in that:
the outlet of the thermostat (3) is communicated with the inlet of the water pump (1) through a cooling pipeline (4), an electromagnetic valve assembly (5) for controlling the on-off of the pipeline is arranged on the cooling pipeline (4), and the communication end of the electromagnetic valve assembly (5) is connected with the controller.
2. The system for rapidly raising the water temperature of the engine as claimed in claim 1, wherein: cooling pipeline (4) include first pipeline (41), second pipeline (42), solenoid valve subassembly (5) include inlet tube (51), outlet pipe (52), solenoid valve (53), actuating mechanism (54), the one end of inlet tube (51) and the one end fixed connection of outlet pipe (52), the other end of inlet tube (51) communicates with each other through the export of first pipeline (41) with thermostat (3), the other end of outlet pipe (52) communicates with each other through the import of second pipeline (42) with water pump (1), the air inlet and outlet mouth of solenoid valve (53) communicates with each other through the air inlet and outlet mouth of vacuum hose (55) with actuating mechanism (54), the valve end of actuating mechanism (54) extends to the inside of outlet pipe (52).
3. The system for rapidly raising the temperature of water in an engine as claimed in claim 2, wherein: the actuating mechanism (54) comprises an actuating cylinder (541) and a base (542) which are connected with each other, a pull rod (543), a crank (544) and a rotating shaft (545) are arranged in the base (542), the inside of the execution cylinder (541) is provided with a clapboard (546) which can move axially, the partition plate (546) partitions the interior of the actuating cylinder (541) into a first cavity (5411) and a second cavity (5412) which are not communicated with each other, an interface (547) for communicating the vacuum hose (55) and the first cavity (5411) is arranged on the execution cylinder (541), one end of the pull rod (543) is inserted into the second cavity (5412) and then fixedly connected with the partition plate (546), the other end of the pull rod (543) is fixedly connected with the rotating shaft (545) through a crank (544), the two ends of the rotating shaft (545) are clamped with the inner wall of the water outlet pipe (52), and the middle part of the rotating shaft (545) is connected with a valve plate (548).
4. The system for rapidly raising the temperature of water in an engine as claimed in claim 3, wherein: the crank (544) is of an L-shaped structure and comprises a connecting rod section (5441) and a connecting plate section (5442), two ends of the connecting rod section (5441) are fixedly connected with the rotating shaft (545) and one end of the connecting plate section (5442) respectively, and the other end of the connecting plate section (5442) is connected with the end part of the pull rod (543) through a pin shaft.
5. The system for rapidly raising the temperature of water in an engine as claimed in claim 3, wherein: the middle part of the rotating shaft (545) is provided with a lightening hole (5451).
6. The system for rapidly raising the temperature of water in an engine as claimed in claim 3, wherein: the water inlet pipe (51) is fixedly connected with the water outlet pipe (52) through a base (56) arranged around the outer periphery of one end of the water inlet pipe.
7. The system for rapidly raising the temperature of water in an engine as claimed in claim 6, wherein: the base (56) is provided with a plurality of bosses (561) fixedly connected with the engine support.
8. The system for rapidly raising the temperature of water in an engine as claimed in claim 7, wherein: reinforcing ribs (562) are arranged between the boss (561) and the outer wall of the water inlet pipe (51) and between the side part of the boss (561) and the base (56).
9. The system for rapidly raising the temperature of water in an engine according to any one of claims 1 to 7, wherein: the system further comprises an engine oil cooler (6) and an EGR cooler (7), coolant inlets of the engine oil cooler (6) and the EGR cooler (7) are communicated with the water pump (1), and coolant outlets of the engine oil cooler (6) and the EGR cooler (7) are communicated with an inlet of the thermostat (3).
10. An operation method of the engine water temperature rapid-rise system according to claim 1, characterized in that:
the operation method comprises the following steps: after the vehicle is cold started, if the water temperature of the engine is lower than 60 ℃, the controller controls the electromagnetic valve component (5) to disconnect the cooling pipeline (4), and when the water temperature of the engine rises to 60 ℃, the controller controls the electromagnetic valve component (5) to communicate with the cooling pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011222893.6A CN112412606A (en) | 2020-11-05 | 2020-11-05 | Engine water temperature rapid lifting system and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011222893.6A CN112412606A (en) | 2020-11-05 | 2020-11-05 | Engine water temperature rapid lifting system and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112412606A true CN112412606A (en) | 2021-02-26 |
Family
ID=74828689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011222893.6A Pending CN112412606A (en) | 2020-11-05 | 2020-11-05 | Engine water temperature rapid lifting system and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112412606A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS595827A (en) * | 1982-07-01 | 1984-01-12 | Fuji Heavy Ind Ltd | Cooling device for internal combustion engine |
| CN102536548A (en) * | 2012-02-27 | 2012-07-04 | 长城汽车股份有限公司 | Air intake control device of engine and engine therewith |
| CN204984576U (en) * | 2015-10-13 | 2016-01-20 | 哈尔滨东安汽车发动机制造有限公司 | Economizer of engine cooling system |
-
2020
- 2020-11-05 CN CN202011222893.6A patent/CN112412606A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS595827A (en) * | 1982-07-01 | 1984-01-12 | Fuji Heavy Ind Ltd | Cooling device for internal combustion engine |
| CN102536548A (en) * | 2012-02-27 | 2012-07-04 | 长城汽车股份有限公司 | Air intake control device of engine and engine therewith |
| CN204984576U (en) * | 2015-10-13 | 2016-01-20 | 哈尔滨东安汽车发动机制造有限公司 | Economizer of engine cooling system |
Non-Patent Citations (1)
| Title |
|---|
| 辛长平等: "《汽车空调使用维护200例》", 30 June 2000, 人民交通出版社 * |
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Application publication date: 20210226 |
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